One Sequence to Segment Them All: Efficient Data Augmentation for CT and MRI Cross-Domain 3D Spine Segmentation. - Nathan Molinier; Hendrik Kristian Möller; Thomas Dagonneau; Anna Curto-Vilalta; Robert Graf; Matan Atad; Daniel Rueckert; Jan S. Kirschke; Julien Cohen-Adad (CoRR, 2026)